package com.uroboros.spring.guides.rest.service;

import java.util.concurrent.atomic.AtomicLong;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

@Slf4j
@RestController
public class GreetingController {

  private static final String template = "Hello, %s!";
  private final AtomicLong counter = new AtomicLong();

  @GetMapping("/greeting")
  public Greeting greeting(@RequestParam(value = "name", defaultValue = "World") String name) {
    log.info("greeting start...");
    return new Greeting(counter.incrementAndGet(), String.format(template, name));
  }

}
